PHP. Руководство по PHP. 2005
ini_set
ini_set
Description
string ini_set (string varname, string newvalue)Sets the value of the given configuration option. Returns the old
value on success, FALSE on failure. The configuration option
will keep this new value during the script's execution, and will
be restored at the script's ending.
Not all the available options can be changed using
ini_set(). There is a list of all available options in
the appendix.
See also: get_cfg_var(),
How to change configuration
settings
ini_restore
main
Отвечу на любые вопросы. С уважением, Дмитрий Владимирович.